523438834326 has 16 divisors (see below), whose sum is σ = 1046887014000. Its totient is φ = 174478053888.

The previous prime is 523438834319. The next prime is 523438834357. The reversal of 523438834326 is 623438834325.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 492330 + ... + 1135458.

It is an arithmetic number, because the mean of its divisors is an integer number (65430438375).

Almost surely, 2^523438834326 is an apocalyptic number.

523438834326 is an abundant number, since it is smaller than the sum of its proper divisors (523448179674).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

523438834326 is a wasteful number, since it uses less digits than its factorization.

523438834326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 778783.

The product of its digits is 9953280, while the sum is 51.

Subtracting 523438834326 from its reverse (623438834325), we obtain a palindrome (99999999999).

The spelling of 523438834326 in words is "five hundred twenty-three billion, four hundred thirty-eight million, eight hundred thirty-four thousand, three hundred twenty-six".